Total visitors 6 1 | |
Ashburn 1 Unknow 1 | |
Leeuwarden 1 Leeuwarden 1 | |
Palma 1 | |
Yangcheon-gu 1 | |
Total visitors 6 1
From general relativity we know that only in local inertial frames does the measured speed of light equals the nominal speed of light (299792.458km/sec).